Mobile App Security

ADB Commands

List connected devices

adb devices

Find package for app

adb shell pm list packages | grep <your_app>

Find path for APK file

adb shell pm path <your_package>

Extract file from device

adb pull <path_to_file> <path_to_desired_destination>

Upload file to device

adb push <path_to_file> <path_to_desired_destination>

Get info on application process

adb shell ps | grep <your_app>

Check log for app

adb logcat --pid=<pid_of_app>

Install APK on device

adb install <path_to_file>.apk

Decompile APK into Java

jadx app.apk -d <path_to_desired_destination>

Patch APK

Decompile APK into Smali

apktool d app.apk -o app.topatch

Recompile APK

apktool d app.topatch -o app.patched.apk

Sign APK

jarsigner -verbose -sigalg SHA1withRSA -digestalg SHA1 -keystore ./Documents/tools/dummydata/patch.keystore app.patched.apk patch

Align APK

~/Library/Android/sdk/build-tools/28.0.3/zipalign -v 4 app.patched.apk app.patched.ready.apk